html, body, ul, li, ol, dl, dd, dt, p, h1,  h4, h5, h6, form, fieldset, legend, img { margin:0; padding:0; }
li{list-style: none;}
a{text-decoration:none;color: #666666;}
header{width:100%;background-color: #ffffff;position: fixed;z-index: 1000;}
.w{width: 1200px;height: 100%;margin: auto;}
.fl{
  float: left;
}
.fr {
  float:right
}
.w{
  width: 1200px;
  margin: 0 auto;
}
.clearfix:before,.clearfix:after {
  content:"";
  display:table;
}
.clearfix:after{clear:both;}
.clearfix{
  *zoom:1;/*IE/7/6*/
}
img{
  border: none;
}
html{
  font-family: "微软雅黑";
}
